How many movies have Akio Otsuka and Tomohiro Tsuboi acted in together?

They have worked on 2 movies together! Their first movie together was Eikou e no Spur: Igaya Chiharu Monogatari (1997) while their highest rated movie together was Lupin the Third: Alcatraz Connection (2001). They have not worked together since Lupin the Third: Alcatraz Connection (2001).